*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
.flex{
    display: flex;
}
.flex-item-center{
    display: flex;
    align-items: center;
}

.flex-ju-center{
    display: flex;
    justify-content: center;
}

.flex-ju-spe{
    display: flex;
    justify-content: space-evenly;
}
.flex-ju-end{
    display: flex;
    justify-content: flex-end;
}
.flex-ju-start{
    display: flex;
    justify-content: flex-start;
}
.flex-ju-bet{
    display: flex;
    justify-content: space-between;
}
.flex-ju-around{
    display: flex;
    justify-content: space-around;
}
